diff options
| author | Matan Barak <matanb@mellanox.com> | 2018-05-31 16:43:35 +0300 |
|---|---|---|
| committer | Leon Romanovsky <leonro@mellanox.com> | 2018-06-02 07:33:55 +0300 |
| commit | 59082a327d0145c69b419a0f5bed96b13c5e9ed4 (patch) | |
| tree | 27e2e564cd0bb8c7c46ca0a600b918a84288891d /drivers/infiniband | |
| parent | ebb6796bd397f3fb9b2b46398b2fbb585e1b8bb6 (diff) | |
| download | linux-59082a327d0145c69b419a0f5bed96b13c5e9ed4.tar.gz | |
IB/core: Support passing uhw for create_flow
This is required when user-space drivers need to pass extra information regarding how to handle this flow steering specification. Reviewed-by: Yishai Hadas <yishaih@mellanox.com> Signed-off-by: Matan Barak <matanb@mellanox.com> Signed-off-by: Boris Pismenny <borisp@mellanox.com> Signed-off-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/core/uverbs_cmd.c | 7 | ||||
| -rw-r--r-- | drivers/infiniband/core/verbs.c | 2 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mlx4/main.c | 6 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mlx5/main.c | 7 |
4 files changed, 18 insertions, 4 deletions
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index 13cb5e4deb86..c735c13e53b0 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -3513,11 +3513,16 @@ int ib_uverbs_ex_create_flow(struct ib_uverbs_file *file, err = -EINVAL; goto err_free; } - flow_id = ib_create_flow(qp, flow_attr, IB_FLOW_DOMAIN_USER); + + flow_id = qp->device->create_flow(qp, flow_attr, + IB_FLOW_DOMAIN_USER, uhw); + if (IS_ERR(flow_id)) { err = PTR_ERR(flow_id); goto err_free; } + atomic_inc(&qp->usecnt); + flow_id->qp = qp; flow_id->uobject = uobj; uobj->object = flow_id; uflow = container_of(uobj, typeof(*uflow), uobject); diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index 7eff3aeffe01..9a3e886c12fd 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -1982,7 +1982,7 @@ struct ib_flow *ib_create_flow(struct ib_qp *qp, if (!qp->device->create_flow) return ERR_PTR(-EOPNOTSUPP); - flow_id = qp->device->create_flow(qp, flow_attr, domain); + flow_id = qp->device->create_flow(qp, flow_attr, domain, NULL); if (!IS_ERR(flow_id)) { atomic_inc(&qp->usecnt); flow_id->qp = qp; diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index 5b70744f414a..5b88bdd1ecef 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -1847,7 +1847,7 @@ static int mlx4_ib_add_dont_trap_rule(struct mlx4_dev *dev, static struct ib_flow *mlx4_ib_create_flow(struct ib_qp *qp, struct ib_flow_attr *flow_attr, - int domain) + int domain, struct ib_udata *udata) { int err = 0, i = 0, j = 0; struct mlx4_ib_flow *mflow; @@ -1865,6 +1865,10 @@ static struct ib_flow *mlx4_ib_create_flow(struct ib_qp *qp, (flow_attr->type != IB_FLOW_ATTR_NORMAL)) return ERR_PTR(-EOPNOTSUPP); + if (udata && + udata->inlen && !ib_is_udata_cleared(udata, 0, udata->inlen)) + return ERR_PTR(-EOPNOTSUPP); + memset(type, 0, sizeof(type)); mflow = kzalloc(sizeof(*mflow), GFP_KERNEL); diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index daa919e5a442..e94df85ddf08 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -3245,7 +3245,8 @@ err: static struct ib_flow *mlx5_ib_create_flow(struct ib_qp *qp, struct ib_flow_attr *flow_attr, - int domain) + int domain, + struct ib_udata *udata) { struct mlx5_ib_dev *dev = to_mdev(qp->device); struct mlx5_ib_qp *mqp = to_mqp(qp); @@ -3257,6 +3258,10 @@ static struct ib_flow *mlx5_ib_create_flow(struct ib_qp *qp, int err; int underlay_qpn; + if (udata && + udata->inlen && !ib_is_udata_cleared(udata, 0, udata->inlen)) + return ERR_PTR(-EOPNOTSUPP); + if (flow_attr->priority > MLX5_IB_FLOW_LAST_PRIO) return ERR_PTR(-ENOMEM); |